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Anatomy > Forearm Muscles > Flashcards

Forearm Muscles Flashcards

(76 cards)

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1
Q

Origin of Pronator Teres

A

Medial Epicondyle

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2
Q

Insertion of Pronator Teres

A

Lateral radius

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3
Q

Nerve for Pronator Teres

A

Median Nerve

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4
Q

Action for Pronator Teres

A

Pronates forearm; weakly flexes elbow

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5
Q

Origin for Flexor carpi radialis

A

Medial epicondyle

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6
Q

Insertion for Flexor carpi radialis

A

Bases of MC2 and MC3

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7
Q

Nerve for flexor carpi radialis

A

Median nerve

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8
Q

Action for flexor carpi radialis

A

Flexes wrist, abducts wrist (radial deviation)

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9
Q

Origin for palmaris longus

A

Medial epicondyle

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10
Q

Insertion for palmaris longus

A

Palmar aponeurosis

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11
Q

Nerve for palmaris longus

A

Median nerve

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12
Q

Action for palmaris longus

A

Tightens palmar aponeurosis

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13
Q

Origin of flexor carpi ulnaris

A

Medial epicondyle

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14
Q

Insertion for flexor carpi ulnaris

A

Pisiform, hook of hamate, MC5

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15
Q

Nerve for flexor carpi ulnaris

A

Ulnar nerve

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16
Q

Action for flexor carpi ulnaris

A

Flexes wrist, adducts wrist (ulnar deviation)

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17
Q

Origin of flexor digitorum superficialis

A

Medial epicondyle

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18
Q

Insertion for flexor digitorum superficialis

A

Middle phalanges digits 2-5

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19
Q

Nerve for flexor digitorum superficialis

A

Median nerve

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20
Q

Action of flexor digitorum superficialis

A

Flexes middle phalanges of digits 2-5, weakly flexes proximal phalanges, forearm, wrist

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21
Q

Origin of flexor digitorum profundus

A

Proximal 3/4 of anterior ulna, interosseous membrane

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22
Q

Insertion for flexor digitorum profundus

A

Distal phalanges of digits 2-5

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23
Q

Nerve for flexor digitorum profundus

A

Anterior interosseous nerve and ulnar nerve

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24
Q

Action for flexor digitorum profundus

A

Flexes distal phalanges of digits 2-5

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25
Origin for flexor pollicis longus
Anterior radius and interosseous membrane
26
Insertion for flexor pollicis longus
Distal phalanx of thumb
27
Nerve for flexor pollicis longus
Anterior interosseous nerve
28
Action for flexor pollicis longus
Flexes thumb
29
Origin for Pronator quadratus
Distal anterior ulna
30
Insertion for Pronator quadratus
Distal anterior radius
31
Nerve for Pronator quadratus
Anterior interosseous nerve
32
Action for Pronator quadratus
Pronates forearm
33
Origin of brachioradialis
Distal lateral humerus
34
Insertion for brachioradialis
Styloid process of radius
35
Nerve for brachioradialis
Radial nerve
36
Action for brachioradialis
Flexes elbow
37
Origin of extensor carpi radialis longus
Lateral surpacondylar ridge of humerus
38
Insertion of extensor carpi radialis longus
Base of MC2
39
Nerve for extensor carpi radialis longus
Radial nerve
40
Action for extensor carpi radialis longus
Extends wrist, abducts wrist (radial deviation)
41
Origin for extensor carpi radialis brevis
Lateral epicondyle
42
Insertion of extensor carpi radialis brevis
Base of MC3
43
Nerve for extensor carpi radialis brevis
Deep branch of radial nerve
44
Action of extensor carpi radialis brevis
Extends wrist, abducts wrist (radial deviation)
45
Origin for extensor digitorum
Lateral epicondyle
46
Insertion for extensor digitorum
Extensor expansions digits 2-5
47
Nerve for extensor digitorum
Posterior interosseous nerve
48
Action for extensor digitorum
Extends digits 2-5 at metacarpophalangeal joints
49
Origin of extensor digiti minimi
Lateral epicondyle
50
Insertion for extensor digiti minimi
Extensor expansion digit 5
51
Nerve for extensor digiti minimi
Posterior interosseous nerve
52
Action for extensor digiti minimi
Extends 5th digit at metacarpophalangeal and interphalangeal joints
53
Origin for extensor carpi ulnaris
Lateral epicondyle
54
Insertion for extensor carpi ulnaris
Base of MC5
55
Nerve for extensor carpi ulnaris
Posterior interosseous nerve
56
Action for extensor carpi ulnaris
Extends wrist, adducts wrist (ulnar deviation)
57
Origin for supinator
Lateral epicondyle
58
Insertion for supinator
Proximal 1/3 of radius
59
Nerve for supinator
Posterior interosseous nerve
60
Action for supinator
Supinates forearm
61
Origin for abductor pollicis longus
Posterior surfaces of radius and ulna, interosseous membrane
62
Insertion for abductor pollicis longus
Base of MC1
63
Nerve for abductor pollicis longus
Posterior interosseous nerve
64
Action for abductor pollicis longus
Abducts thumb
65
Origin of extensor pollicis brevis
Posterior surface of radius and interosseous membrane
66
Insertion for extensor pollicis brevis
Proximal phalanx of thumb
67
Nerve for extensor pollicis brevis
Posterior interosseous nerve
68
Action for extensor pollicis brevis
Extends proximal phalanx of thumb
69
Origin of extensor pollicis longus
Posterior surface of ulna and interosseous membrane
70
Insertion of extensor pollicis longus
Distal phalanx of thumb
71
Nerve for extensor pollicis longus
Posterior interosseous nerve
72
Action for extensor pollicis longus
Extends distal phalanx of thumb
73
Origin of extensor indicis
Posterior surface of ulna and interosseous membrane
74
Insertion for extensor indicis
Extensor expansion digit 2
75
Nerve for extensor indicis
Posterior interosseous nerve
76
Action for extensor indicis
Extends digit 2

Anatomy (8 decks)

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